A study that followed essential workers in six states found that vaccine protection dropped from 91 percent to 66 percent, still “a really high number,” one scientist said.
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Contributor: Roni Caryn Rabin
A study that followed essential workers in six states found that vaccine protection dropped from 91 percent to 66 percent, still “a really high number,” one scientist said.
View original article
Contributor: Roni Caryn Rabin